虽然我们不想创建在无法预期时抛出运行时异常的程序，但这种情况还是会发生——尤其是第一次运行复杂程序时。
While we don't like to create programs that throw runtime exceptions at unexpected times, it happens — especially when running complex programs for the first time.
姚明对我谈过他的激动心情，尤其是他第一次通过仪器听到自己女儿的心跳时。
Yao told me about his excitement of becoming a father; especially when he first heard his daughter's heartbeat on the monitor.
首先，大部分医生会把第一次检查安排在婴儿2周时，尤其是投胎宝宝。
Most doctors schedule a first checkup at age 2 weeks, especially for the first baby.
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